All data are in degrees Fahrenheit

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Water temperature in Honiara

Detailed information about the current water temperature in Honiara. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Honiara now

86.3

°F

February 24, 03:39

Trend:

increasing

Yesterday:

86.2°F

Tomorrow:

86.4°F

Sunrise:

06:24

Sunset:

18:43

Day Length:

12 h. 19 min.

Honiara in February

Minimum:

83.6°F

Average:

86.0°F

Maximum:

86.6°F

Sea water temperature in Honiara today

As of now, in Honiara, the water temperature is 86.3°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 0.9°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 86.3°F on 2025, while the historical minimum was 84.3°F on 2019.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 86.4°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Honiara

Date Current Year

actual* / forecast**

last year 10 years average
Feb 10 85.1°F 86.1°F 85.7°F
Feb 11 85.2°F 86.1°F 85.6°F
Feb 12 85.2°F 86.1°F 85.5°F
Feb 13 85.1°F 86.6°F 85.6°F
Feb 14 84.4°F 86.5°F 85.5°F
Feb 15 85.4°F 86.5°F 85.6°F
Feb 16 85.6°F 86.3°F 85.5°F
Feb 17 85.7°F 86.1°F 85.4°F
Feb 18 85.7°F 86.2°F 85.4°F
Feb 19 85.4°F 86.1°F 85.3°F
Feb 20 85.6°F 85.9°F 85.2°F
Feb 21 85.6°F 86.3°F 85.2°F
Feb 22 86.3°F 86.4°F 85.3°F
Feb 23 86.2°F 86.3°F 85.3°F
Feb 24 86.3°F 86.3°F 85.4°F
Feb 25 86.4°F 86.2°F 85.4°F
Feb 26 86.4°F 86.2°F 85.5°F
Feb 27 86.4°F 86.0°F 85.4°F
Feb 28 86.3°F 85.9°F 85.4°F
Mar 1 86.4°F 85.8°F 85.5°F
Mar 2 86.4°F 85.6°F 85.4°F
Mar 3 86.6°F 85.9°F 85.6°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Honiara by month

In Honiara, the water temperature is comfortable for swimming all year round.
The warmest water in Honiara was recorded on March 5, 2016, reaching a 87.8°F. While the coldest temperature occurred on July 31, 2017, dipping to 82.6°F. The average readings by season are 85.8°F in Winter, 85.6°F in Spring, 84.3°F in Summer, and 84.6°F in Autumn.